Home / 11,864.08-16,372.56-6,559.12

Finding the Fourth Proportional to 11,864.08, 16,372.56 and 6,559.12

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Solution

The fourth proportional to 11,864.08, 16,372.56 and 6,559.12 is: 9,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.08 : 16,372.56 = 6,559.12 : x
  2. Step 2: Convert to fraction form
    11,864.08/16,372.56 = 6,559.12/x
  3. Step 3: Cross multiply
    11,864.08x = 16,372.56 × 6,559.12
  4. Step 4: Simplify right side
    11,864.08x = 107,389,585.75
  5. Step 5: Solve for x
    x = 107,389,585.75/11,864.08
  6. Step 6: Final answer
    x = 9,051.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.